different regional aspects with afghanistan, china, iran. those folks are fighting for each other, for one another. like toward the end of vietnam, i agree with everything c.j. said. we there are soldiers, is there are people who have fought in afghanistan who have come back and said, maybe it s time to end this war about we now have a situation when we get out of things, we create vacuums that leave space for those very groups that ali is talking about. while it s tempting to say, let s get out of all these things, there seems to be a new natural interest that has developed in not having countries be governmental vacuums. you are presenting a puzzle to which i don t see an answer. and i don t see it as my job to provide an answer. i m not dodging the question. that s a big big puzzle, and i don t propose that we instantly leave and expect a good outcome